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The blood groups of 30 students of Class VIII are recorded as follows:A, B, O, O, AB, O, A, O, B, A, O, B, A, 0, 0,A, AB, 0, A, A, O, O, AB, B, A, O, B, A, B, O.Represent this data in the form of a frequency distribution table. Which is themost common, and which is the rarest, blood group among these students?j |
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Answer» Provided the frequency distribution table in the given attachment - As , you can see in the attachment- Blood group in the FIRST column Tally in the Second column Number of students in the Third column. Number of students with "A" group = 9 Number of students with "B" group = 6 Number of students with "AB" group = 3 Number of students with "O" group = 12 Total number of students - = 9 + 6 + 3 + 12 = 30 Finding Most common Blood Group - Most common Blood Group is the blood group with MAXIMUM number of students = "O" Finding RAREST Blood Group - Rarest Blood Group is the blood group with minimum number of students. = "AB". |
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